It is good to see governments belief in utilising Internet for distribution of Commonwealth Games tickets (expects to sell 17 Lakh tickets with 60-70 crores). IRCTC, India’s largest e-commerce site is the official channel for distribution.
The tickets will also be available on phone (1800 2001294) and retail outlets. Hence ensuring that the fulfillment is multimodal and therefore a wider reach.
It remains to be seen what the activity does to India Internet Space in general.
Be careful while searching, as the space is full of domain sqatters & clones on Google.
The search on Bing is much better, which has wikipedia page as the second link.